Tablet keyboard case



FIG. 1 is a perspective view of a tablet keyboard case showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view of another state of the tablet keyboard case thereof;

FIG. 9 is a perspective view of futher another state of the tablet keyboard case thereof;

FIG. 10 is a perspective view of futher another state of the tablet keyboard case thereof; and,

FIG. 11 is a perspective view of futher another state of the tablet keyboard case thereof.

The broken lines shown in the drawings depict portions of the tablet keyboard case in which the design is embodied that form no part of the claimed design. 

CLAIM The ornamental design for a tablet keyboard case, as shown and described. 